Pre-test
Read each item carefully. Choose the letter of the correct answer.
1. Which of the following numbers is divisible by 3?
a. 2190
b. 2189
c. 2014
d. 4123
2. Number 5130 is divisible by
a. 2 only
b. 2 and 3 only
c. 2, 3 and 6
d. 6 only
3. What are the common factors of 64 and 48?
a. 1, 2 and 4
b. 1, 2, 4, 6
c. 1, 2, 4, 8, and 16
d. 2, 4, and 8
4. Which number is not divisible by 9?
b. 9018
a. 5600
d. 4158
C. 1323
5. Which of the following is not a factor of 50?
b. 10
a. 5
c. 2
c. 6